#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int my_strcmp(char* str1, char* str2)
{
	int ret = 0;
	while (!(ret = *(unsigned char*)str1 - *(unsigned char*)str2) && *str2)
	{
		str1++;
		str2++;
	}
	if (ret < 0)
		ret = -1;
	else if (ret > 0)
		ret = 1;
	return ret;
}
int main()
{
	char str1[] = { "wqedqwds" };
	char str2[] = { "123qwe" };
	if (my_strcmp(str1, str2) > 0)
	{
		printf(">");
	}
	else
	{
		printf("<");
	}
	return 0;
}